Roles & Responsibilities | Job Description

Job Title: Senior Java Backend Engineer

Experience: 6+ Years

Employment Type: Full time

Job Summary

We are seeking a highly skilled and motivated Senior Java Backend Engineer to join our growing engineering team. As a key contributor, you’ll help shape the future of our platform by designing, building, and scaling robust backend systems that power real-world applications used by thousands of customers daily.

At I-Qode, we’re committed to building innovative, secure, and high-performance technology solutions that solve meaningful problems for our users. Our engineering culture emphasizes collaboration, continuous learning, ownership, and delivering impact through clean, maintainable code. You’ll work in an agile, remote-friendly environment alongside passionate product managers, designers, and engineers — all united by a shared mission to drive digital transformation and deliver exceptional user experiences.

Key Responsibilities

- Design, develop, and maintain scalable backend applications using Java and Spring Boot.

- Build and enhance Microservices-based architectures to support evolving business needs.

- Develop and integrate RESTful APIs and backend services with a focus on reliability, security, and performance.

- Work with AWS cloud services (EC2, Lambda, RDS, ECS/EKS, CloudFormation, etc.) for application deployment, monitoring, and maintenance.

- Implement event-driven, reactive systems using Apache Kafka to enable real-time data processing and integration.

- Write clean, efficient, and maintainable code following industry best practices (SOLID principles, TDD, DRY).

- Troubleshoot, optimize, and improve application performance, scalability,



and resilience.

- Collaborate closely with cross-functional teams (Product, QA, DevOps) in an Agile (Scrum/Kanban) environment.

- Mentor and guide junior engineers through code reviews, pair programming, and technical leadership.

- Contribute to technical roadmap planning, architecture decisions, and system design discussions.

Required Skills

- Core Java & Backend Development

- Strong experience in Java 8/11/17 with deep understanding of OOP, concurrency, and design patterns.

- Proven expertise in Spring Boot (including Spring MVC, Spring Data, Spring Security).

- Solid foundation in data structures, algorithms, and system design principles.

- Cloud & Infrastructure

- Hands-on experience designing and deploying Microservices-based architectures.

- Experience working with AWS cloud services (compute, storage, databases, messaging, and infrastructure-as-code).

- Familiarity with Git workflows and CI/CD pipelines (e.g., Jenkins, GitHub Actions, GitLab CI).

- Data & Databases

- Proficiency in designing and consuming RESTful APIs (OpenAPI/Swagger preferred).

- Experience with both SQL (e.g., PostgreSQL, MySQL) and NoSQL (e.g., MongoDB, DynamoDB) databases.

- Strong grasp of multithreading, concurrency patterns, and performance optimization techniques.

- Event-Driven Systems & Tools

- Practical experience with Apache Kafka for building event-driven, scalable systems.

- Experience with messaging systems and stream processing frameworks.

- Soft Skills & Collaboration

- Excellent problem-solving, communication, and collaboration skills.

- Ability to mentor and guide junior engineers through code reviews, pair programming, and technical leadership.

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